862 THE AMERICAN NATURALIST. 
notched in the middle. Cerci with a very clearly circumscribed, 
linear white spot on the dorsal surface. Subgenital plate large, 
nearly as long as broad, evenly rounded behind. 
Nymph. — Length, 1.5-3 mm. Resembling the female, 
except in the smaller size and the distinctly lighter color. 
COLEBROOK, CONN., August 20, 1900. 
